Citazione APA

Eggenberger, D. I. (1973). McGraw-Hill encyclopedia of world biography. McGraw-Hill Book Company.

Stile di citazione Chicago

Eggenberger, David I. McGraw-Hill Encyclopedia of World Biography. New York: McGraw-Hill Book Company, 1973.

Citazione MLA

Eggenberger, David I. McGraw-Hill Encyclopedia of World Biography. McGraw-Hill Book Company, 1973.